Strengthening management and control of melon wilt

Fusarium wilt is one of the more serious diseases in melon production. Fusarium wilt can occur throughout the growing period of melon, but it takes the heaviest period of smoking to reach the result. After the onset of disease, the plants wilted, and the base of the stem turned brown and contracted. The control of melon wilt disease should be based on crop rotation, selection of disease-resistant varieties, and rational irrigation, supplemented by chemical control. Seed disinfection before sowing can be used 40% formaldehyde 150 times soaking seeds for 30 minutes, or seed weight of 0.2% to 0.3% of the enemy of Kaiser or carbendazim seed dressing. It is forbidden to use flood irrigation and string irrigation in management, and it is necessary to use fertilizer in a reasonable manner to enhance the disease resistance of the plants. Before sowing, it can be applied to the soil of severe disease fields and can be applied to the soil with a ratio of 1:100. The agent can use 50% carbendazim or 50% thiophanate-methyl. When a sporadic diseased plant is found, 500 to 1000 times solution of benzoate, carbendazim, or dexamethasone can be used to water at the roots of the plants. Each plant uses 200 to 250 milliliters of water, and every 7 to 10 days is used for irrigation. 3 times.

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